/***************************************************************************
 *   Copyright (C) 2007 by Alexandre Masselot,,,   *
 *   alex@alex-laptop   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU Library General Public License as       *
 *   published by the Free Software Foundation; either version 2 of the    *
 *   License, or (at your option) any later version.                       *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this program; if not, write to the                 *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef BOLDELTAMASS_H
#define BOLDELTAMASS_H

#include <string>
#include <iostream>
#include "boost/lexical_cast.hpp"

using namespace std;
namespace bol {

/**
virtual class for deltamas measures (DA and ppm at least...)

	@author Alexandre Masselot,,, <alex@alex-laptop>
*/
class DeltaMass{
public:
    DeltaMass(){};

    ~DeltaMass(){};

    /**
     * @return true if the two passed masses are within the error tolerance
     */
    virtual bool isInRange(const double& m1, const double& m2)const=0;

    /**
     * compute the interval around a passed mass with the tolerance. Values are returned through parameters inf and sup
     * @param m the anchor mass
     * @param inf m-tol
     * @param sup m+tol
     */
    virtual void range(const double& m, double& inf, double &sup)const=0;

    virtual string toString()const=0;

    /**
     * the << operator calls the virtual toString() method)
     * @param out 
     * @param dm 
     * @return 
     */
    friend ostream& operator<<(ostream& out, const DeltaMass& dm);
};

}

#endif
